TABLE 3.

Performance of TaqMan array card serotyping on isolates versus the Quellung standard

Isolate condition and Quellung serotype or sample type	No. of isolates tested	No. of concordant results	No. of discordant results	% Accuracy
Unblinded
All serotypes from Table 2	54	54	0	100
Blindeda
1	4	4	0	100
2	2	2	0	100
3	3	3	0	100
4	4	4	0	100
5	2	2	0	100
6A	3	3	0	100
6B	5	5	0	100
7F	4	4	0	100
8	3	3	0	100
9N	4	4	0	100
9V	4	4	0	100
10A	3	3	0	100
11A	3	3	0	100
12F	1	1	0	100
14	4	4	0	100
15B	2	2	0	100
17F	3	3	0	100
18C	4	4	0	100
19A	3	3	0	100
19F	5	5	0	100
20	3	3	0	100
22A	2	2	0	100
22F	4	0	4b	0
23F	4	4	0	100
33F	3	3	0	100
Serotypes not included in Table 2	10	10b	0	100
Nonpneumococcal bacteria	13	13c	0	100
Total	159	155	4	97

^aSerotypes in bold are those included in PCV13.

^bPositive with lytA but negative with any serotype-specific probe on the TAC.

^cNegative with any probe on the TAC, including lytA.